JPH02106730U

JPH02106730U -

Info

Publication number: JPH02106730U
Application number: JP1612189U
Authority: JP
Priority date: 1989-02-13
Filing date: 1989-02-13
Publication date: 1990-08-24

Description

[Brief explanation of drawings]

第１図は本考案の半導体装置を示す回路図、第
２図は第１図の各部波形を示すタイミングチヤー
ト、第３図は本考案の他の実施例を示す回路図、
第４図は第３図の各部波形を示すタイミングチヤ
ート、第５図は本考案の他の実施例を示す回路図
である。１，１１……ＣＭＯＳ回路、４，５，６，１５
，１６，１７，１８……インバータ、７，１３，
１９……アナログスイツチ、１０，１２……コン
デンサ。 FIG. 1 is a circuit diagram showing a semiconductor device of the present invention, FIG. 2 is a timing chart showing waveforms of each part of FIG. 1, and FIG. 3 is a circuit diagram showing another embodiment of the present invention.
FIG. 4 is a timing chart showing waveforms of various parts of FIG. 3, and FIG. 5 is a circuit diagram showing another embodiment of the present invention. 1, 11...CMOS circuit, 4, 5, 6, 15
, 16, 17, 18...Inverter, 7, 13,
19...analog switch, 10,12...capacitor.

Claims

[Claims for Utility Model Registration] (1) The first unit connected in series to delay the control signal
a delay circuit and a second delay circuit; a CMOS circuit whose operation is controlled by applying the control signal and the output signal of the first delay circuit, respectively; an output of the second delay circuit; a capacitor connected between the outputs of the CMOS circuit and performing a charge operation based on a potential difference between the output of the second delay circuit and the output of the CMOS circuit; and the output of the CMOS circuit is applied as a drive voltage. and an analog switch whose operation is controlled by adding the voltage across the capacitor to the drive voltage for controlling the operation of the analog switch in response to a change in the output of the second delay circuit. A semiconductor device characterized in that the potential width of the drive voltage is changed. (2) The semiconductor device according to claim 1, wherein the analog switch is unidirectional.